Energy‑efficient 18‑watt quartz UV bulb designed for ViaAqua UV sterilizers, modular canister filters, pressure pond filters, and Multi‑Skimmer systems. Helps keep water clean, clear, and healthy.

The ViaAqua 18‑Watt Quartz UV Bulb is a high‑efficiency replacement lamp engineered to restore the full sterilizing power of your ViaAqua filtration and UV systems. Designed for optimal UV output, this quartz bulb helps eliminate harmful microorganisms, algae, and cloudiness — keeping your aquarium or pond water clean, clear, and healthy.

Compatible with multiple ViaAqua products, including the Multi‑Skimmer, Terminator UV Sterilizer, ViaAqua Modular Canister Filters, and ViaAqua Pressure Pond Filters, this bulb offers reliable performance and easy installation. Whether your water is looking hazy or your UV indicator shows reduced output, replacing the bulb ensures your system continues to operate at peak efficiency.

Compatible ViaAqua Systems

• Multi‑Skimmer

• Terminator UV Sterilizer

• ViaAqua Modular Canister Filter

• ViaAqua Pressure Pond Filters

Why Quartz UV Bulbs Matter

Quartz glass allows superior UV transmission compared to standard glass, ensuring maximum sterilization efficiency and clearer water with fewer maintenance issues.

⭐ Key Benefits (Bullet Points)

• Helps keep water clean and clear in aquariums & ponds

• Energy‑efficient 18‑watt UV output

• Highly effective replacement bulb for ViaAqua systems

• Quartz construction for maximum UV penetration

• Easy to replace — simple, fast installation

• Restores full sterilization performance